Portsmouth vs Blackburn prediction & probabilities (2026-09-19)

Championship

Portsmouth vs Blackburn Over / Under 2.5 Goals

2026-09-19 · 15:00
Over / Under 2.5 Goals60.2%Under 2.5 goals
Best predictionUnder 2.5 goals · 60.2%A moderate lean, nothing emphatic. Calibrated, not a tip.
60%

model probability

ConvictionModerate

Expert AI analysis

The headline read is Under 2.5 goals at 60.2%, its strongest read on the Over / Under 2.5 Goals market. The goals picture is built on form: Portsmouth have averaged 1.2 scored and 1.0 conceded, Blackburn 1.2 and 1.4 over their recent games. That fits a tighter goals environment: 39.8% for over 2.5 and 67.1% for at least two goals. Their last 4 meetings have averaged 2.3 goals a game. Portsmouth have gone over 2.5 in 2 of their last 5, Blackburn in 4 of 5. It is a calibrated model probability, graded out-of-sample, not a tip.

Over / Under 2.5 Goals

Over 2.539.8%

★ ModelUnder 2.560.2%

Total goals, every line

Line Over Under
0.5 goals 89.1% 10.9%
1.5 goals 67.1% 32.9%
2.5 goals 39.8% 60.2%
3.5 goals 19.6% 80.4%
4.5 goals 8.1% 91.9%
5.5 goals 2.9% 97.1%

Team goal lines

Portsmouth over 0.5

71.1%

Portsmouth over 1.5

35.2%

Portsmouth over 2.5

12.9%

Blackburn over 0.5

64.6%

Blackburn over 1.5

27.8%

Blackburn over 2.5

8.7%

First-half goals

Line Over Under
0.5 goals 64.4% 35.6%
1.5 goals 27.7% 72.4%
2.5 goals 8.6% 91.4%

Second-half goals

Line Over Under
0.5 goals 71.2% 28.8%
1.5 goals 35.4% 64.6%
2.5 goals 13.1% 86.9%

This season (2026/27)

1.0Portsmouth goals scored per game
1.1Portsmouth goals conceded per game
42.9%Portsmouth Over 2.5 rate
0.7Portsmouth 1st-half goals per game
1.4Blackburn goals scored per game
1.4Blackburn goals conceded per game
85.7%Blackburn Over 2.5 rate
0.4Blackburn 1st-half goals per game

Goals distribution

The model’s probability for the total number of goals, the shape behind every goals market. The 5+ bar groups every result with five or more goals.

10.9%

0

22.0%

1

27.3%

2

20.2%

3

11.5%

4

7.9%

5+

In-depth analysis

These are calibrated model probabilities, not tips. The track record is public, misses included.

40.2%Favoured: Portsmouth
46.6%Both Teams to Score
39.8%Over 2.5 goals

Looking at totals, the model sees 39.8% for three or more goals and 67.1% for at least two, painting a lower-scoring picture. With Portsmouth favoured at 40.2%, neither side dominating can mean an end-to-end match.

Model lenses

Different analytical lenses our model applies to the same calibrated data, not separate tipsters, and never a tip.

The CalibratorRaw model read: 60.2% on Over / Under 2.5 Goals, graded against real out-of-sample results, no odds attached.
The TacticianReads a tighter, lower-scoring game from the 39.8% over 2.5 read.
The ScoutPortsmouth are the model’s pick on the result at 40.2%, a lean on probability, never on price.
The RealistThis one sits near a coin-flip, the honest read is low conviction, no strong lean.

Match outlook

Portsmouth40.2%

Draw29.7%

Blackburn30.2%

The model leans Portsmouth to win. See the full prediction →

Form & head-to-head

PortsmouthWLLWD
BlackburnLDLLW

Last 4 meetings: Portsmouth 2 · 1 draws · Blackburn 1 · 2.3 goals/game.

Recent trends

PortsmouthBTTS 2/5Over 2.5 2/5
BlackburnBTTS 4/5Over 2.5 4/5

How often both teams scored and the match went over 2.5 in each side’s recent games.

FAQ

Will there be over 2.5 goals in Portsmouth vs Blackburn?
Our model rates Over 2.5 goals at 39.8% for Portsmouth vs Blackburn.

Will there be a first-half goal in Portsmouth vs Blackburn?
The model rates at least one goal before half-time at 64.4%.

How often have Portsmouth gone over 2.5 recently?
Portsmouth have gone over 2.5 in 2 of their last 5, Blackburn in 4 of 5.

How is this probability calculated?
We fit a goals and markets model (Dixon-Coles plus an xG strength model and an ensemble) on real match data, then calibrate the output against out-of-sample results. It is a calibrated model probability, not an odds-derived tip.

Is this a betting tip?
No – these are calibrated model probabilities, graded against real results. We publish our full track record, including the misses, and never claim to beat the closing market.

Over / Under 2.5 Goals accuracy

How our Over / Under 2.5 Goals calls have actually performed, graded out-of-sample against real results.

55.6%Best Over / Under 2.5 Goals call, hit rate
0.0201Calibration error
55,473Matches graded

In 8,257 matches we rated like this one (30–40%), Over / Under 2.5 Goals actually happened 41.6% of the time.

Predictions & track record updated 18 Sep 2026. See the full, dated track record →

Our last 10 Over / Under 2.5 Goals calls

The model’s most recent graded Over / Under 2.5 Goals predictions, out-of-sample. Green means the call hit, red means it missed. The number is the model confidence on each.

✓ 61.7%✓ 55.3%✓ 52.9%✓ 55.4%✓ 71.6%✗ 53.3%✓ 54.6%✓ 56.0%✓ 63.3%✓ 51.6%
9 of 10 recent calls hit.
Betis vs Getafe2026-09-17Under 61.7%Hit
Malaga vs Villarreal2026-09-17Over 55.3%Hit
Ath Madrid vs Osasuna2026-09-16Over 52.9%Hit
La Coruna vs Sevilla2026-09-16Under 55.4%Hit
Barcelona vs Santander2026-09-16Over 71.6%Hit

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Related

Model probabilities, calibration-graded, not a tip. We publish our track record, including the misses. 18+. For information only, not betting advice. If gambling is a problem, visit BeGambleAware.